TWI786083B - 陣列麥克風模組及系統 - Google Patents
陣列麥克風模組及系統 Download PDFInfo
- Publication number
- TWI786083B TWI786083B TW107102979A TW107102979A TWI786083B TW I786083 B TWI786083 B TW I786083B TW 107102979 A TW107102979 A TW 107102979A TW 107102979 A TW107102979 A TW 107102979A TW I786083 B TWI786083 B TW I786083B
- Authority
- TW
- Taiwan
- Prior art keywords
- microphone
- module
- microphones
- array
- audio
- Prior art date
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
- H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
- H04R1/40—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers
- H04R1/406—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers microphones
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R3/00—Circuits for transducers, loudspeakers or microphones
- H04R3/005—Circuits for transducers, loudspeakers or microphones for combining the signals of two or more microphones
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M2203/00—Aspects of automatic or semi-automatic exchanges
- H04M2203/50—Aspects of automatic or semi-automatic exchanges related to audio conference
- H04M2203/509—Microphone arrays
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M3/00—Automatic or semi-automatic exchanges
- H04M3/42—Systems providing special services or facilities to subscribers
- H04M3/56—Arrangements for connecting several subscribers to a common circuit, i.e. affording conference facilities
- H04M3/568—Arrangements for connecting several subscribers to a common circuit, i.e. affording conference facilities audio processing specific to telephonic conferencing, e.g. spatial distribution, mixing of participants
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2201/00—Details of transducers, loudspeakers or microphones covered by H04R1/00 but not provided for in any of its subgroups
- H04R2201/40—Details of arrangements for obtaining desired directional characteristic by combining a number of identical transducers covered by H04R1/40 but not provided for in any of its subgroups
- H04R2201/401—2D or 3D arrays of transducers
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2201/00—Details of transducers, loudspeakers or microphones covered by H04R1/00 but not provided for in any of its subgroups
- H04R2201/40—Details of arrangements for obtaining desired directional characteristic by combining a number of identical transducers covered by H04R1/40 but not provided for in any of its subgroups
- H04R2201/403—Linear arrays of transducers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2227/00—Details of public address [PA] systems covered by H04R27/00 but not provided for in any of its subgroups
- H04R2227/003—Digital PA systems using, e.g. LAN or internet
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2430/00—Signal processing covered by H04R, not provided for in its groups
- H04R2430/20—Processing of the output signals of the acoustic transducers of an array for obtaining a desired directivity characteristic
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R27/00—Public address systems
Landscapes
- Otolaryngology (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- General Health & Medical Sciences (AREA)
- Circuit For Audible Band Transducer (AREA)
- Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
- Multimedia (AREA)
- Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201762451480P | 2017-01-27 | 2017-01-27 | |
US62/451,480 | 2017-01-27 |
Publications (2)
Publication Number | Publication Date |
---|---|
TW201832570A TW201832570A (zh) | 2018-09-01 |
TWI786083B true TWI786083B (zh) | 2022-12-11 |
Family
ID=61193073
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW107102979A TWI786083B (zh) | 2017-01-27 | 2018-01-26 | 陣列麥克風模組及系統 |
Country Status (7)
Country | Link |
---|---|
US (4) | US10440469B2 (ja) |
EP (1) | EP3574659A1 (ja) |
JP (1) | JP7051876B6 (ja) |
KR (1) | KR102377356B1 (ja) |
CN (1) | CN110447238B (ja) |
TW (1) | TWI786083B (ja) |
WO (1) | WO2018140618A1 (ja) |
Families Citing this family (23)
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US10367948B2 (en) | 2017-01-13 | 2019-07-30 | Shure Acquisition Holdings, Inc. | Post-mixing acoustic echo cancellation systems and methods |
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US12028678B2 (en) | 2019-11-01 | 2024-07-02 | Shure Acquisition Holdings, Inc. | Proximity microphone |
CN111182412B (zh) * | 2019-12-31 | 2021-04-13 | 联想(北京)有限公司 | 一种电子设备、用于电子设备的数据处理方法及会议系统设备 |
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CN115567832B (zh) * | 2022-12-05 | 2023-03-14 | 深圳市拔超科技股份有限公司 | 一种大规模组网扩展级联麦克风系统和方法 |
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2018
- 2018-01-25 KR KR1020197024675A patent/KR102377356B1/ko active IP Right Grant
- 2018-01-25 JP JP2019540563A patent/JP7051876B6/ja active Active
- 2018-01-25 EP EP18704694.1A patent/EP3574659A1/en active Pending
- 2018-01-25 CN CN201880017754.4A patent/CN110447238B/zh active Active
- 2018-01-25 US US15/880,151 patent/US10440469B2/en active Active
- 2018-01-25 WO PCT/US2018/015269 patent/WO2018140618A1/en unknown
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2019
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2021
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CN205385604U (zh) * | 2016-02-04 | 2016-07-13 | 北京卓锐微技术有限公司 | 一种麦克风阵列模组 |
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EP3574659A1 (en) | 2019-12-04 |
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US10959017B2 (en) | 2021-03-23 |
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US11647328B2 (en) | 2023-05-09 |
US20230300523A1 (en) | 2023-09-21 |
JP2020505862A (ja) | 2020-02-20 |
TW201832570A (zh) | 2018-09-01 |
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